package org.eoti.rei.ndfcmd;

/**
 * The MIT License
 * <p/>
 * Copyright (c) 2009 Malachi de AElfweald (malachid@gmail.com)
 * <p/>
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * <p/>
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
 * Software.
 * <p/>
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
import java.util.*;

public abstract class LtGtCmd
	extends NDFBrowserCommand
{
	public abstract String[] commands();

	public void process( List<String> commandLine)
			throws Exception
	{
		if(commandLine.size() != 2)
		{
			displayHelp();
			return;
		}

		if(commandLine.get(0).equals("<"))
			lessThan(Integer.parseInt(commandLine.get(1)));
		else if(commandLine.get(0).equals(">"))
			moreThan(Integer.parseInt(commandLine.get(1)));
		else
			displayHelp();
	}

	public abstract void lessThan(int amount);
	public abstract void moreThan(int amount);

	public abstract void displayHelp();
}
